iOS File Dialog: Allow picking files if name filter is '*' (all files)

Name filters may be not empty and include all files ('*'). We should
not add any file type limitations in this case. Ammends commit
ce20b81070c8283a7895e46dd79d560fb0b81462

Pick-to: 6.5
Change-Id: I3983e576a0ada4b7b40837c5c797359114b1ae02
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>

1 files changed, 6 insertions, 1 deletions

diff --git a/src/plugins/platforms/ios/qiosdocumentpickercontroller.mm b/src/plugins/platforms/ios/qiosdocumentpickercontroller.mm
index 350c965e87..af866077cd 100644
--- a/src/plugins/platforms/ios/qiosdocumentpickercontroller.mm
+++ b/src/plugins/platforms/ios/qiosdocumentpickercontroller.mm
@@ -23,7 +23,9 @@
             results.append(QPlatformFileDialogHelper::cleanFilterList(filter));
 
         docTypes = [self computeAllowedFileTypes:results];
-    } else {
+    }
+
+    if (!docTypes.count) {
         switch (fileDialog->options()->fileMode()) {
         case QFileDialogOptions::AnyFile:
         case QFileDialogOptions::ExistingFile:
@@ -90,6 +92,9 @@
 {
     QStringList fileTypes;
     for (const QString &filter : filters) {
+        if (filter == (QLatin1String("*")))
+            continue;
+
         if (filter.contains(u'?'))
             continue;